class FeeItemBean {

  String? trackingNumber;
  String? kg;
  String? price;

  FeeItemBean({this.trackingNumber, this.kg, this.price});
  FeeItemBean.fromJson(Map<String, dynamic> json) {
    trackingNumber = json['trackingNumber'];
    kg = json['kg'];
    price = json['price'];
  }

  Map<String, dynamic> toJson() {
    final Map<String, dynamic> data = new Map<String, dynamic>();
    data['trackingNumber'] = this.trackingNumber;
    data['kg'] = this.kg;
    data['price'] = this.price;
    return data;
  }

}